A) Biology and culture co-create each other and the human experience.
B) Holism and systems thinking are useful.
C) Variation is good.
D) We are all connected.
E) Human systems have progressed to the point of homeostasis.

A) they interact synergistically
B) they create together something that each cannot create on its own
C) they produce what we know of as the human experience
D) they interact both where we can see it and where we cannot easily see the interaction (under the skin)
E) they interact the same way, with the same results, in every geographic, social, and cultural context

A) human systems are like machines.
B) these perspectives highlight the most important aspect of human experience, which is culture.
C) these perspectives highlight the most important aspect of human experience, which is biology.
D) to explain a thing means nothing less than placing it into context.
E) everything makes more sense when viewed out of context.